SAN JOSE, CA, STOCKHOLM, Sweden and GDANSK, Poland. September 4, 2025 – (CISION) – Lyten, a global leader in battery energy storage and materials innovation, today announced the appointment of executives in key leadership positions in Sweden and Poland following its announced acquisition of Northvolt’s assets in Europe. The new leadership team brings proven experience in industrial transformation and deep knowledge of Northvolt’s assets, operations, and people. These executives played a pivotal role in stabilizing operations and delivering to customers over the last year. They will transition to their roles with Lyten effective immediately.
Matthias E.J. Arleth will serve as CEO of Lyten Sweden, located in Stockholm and report to Dan Cook, Lyten CEO. Arleth is a senior industrial executive and engineer with more than 25 years of international leadership experience across the automotive, energy, and electronics industries. Arleth joined Northvolt one year ago as President BU Cells and COO, where he was instrumental in the restructuring process in Sweden and successfully improving production performance in Skellefteå.
Robert Chryc Gawrychowski will serve as CEO of Lyten Poland, in Gdansk, Poland and report to Dan Cook, Lyten CEO. Robert will lead the Northvolt Dwa battery energy storage systems (BESS) operations, including the Systems organization responsible for BESS product design. Robert has been with Northvolt Poland since its start and brings deep knowledge of the operations and customers.
Markus Danglemaier will serve as CEO of Northvolt Ett, in Skellefteå, Sweden and report to Arleth. Markus will continue the role he held for the last year, after being brought in to help address scaling challenges. He has more than 20 years’ experience in the automotive industry.
Sami Haikala will serve as CEO of Northvolt Labs, located in Västerås, Sweden and report to Arleth. Sami has led Northvolt Labs since 2022 and will be tasked with both lithium-ion NMC product enhancements and will be working closely with Lyten’s San Jose team to accelerate lithium-sulfur development.
Dennis van Schie will serve as Chief Supply Chain Officer for Lyten Sweden, located in Stockholm and report to Arleth. Dennis brings nearly three decades of experience in the automotive, electronics, and chemical industries.
Collectively, this group of leaders represent continuity for employees, customers, and stakeholders and bring the right expertise to restart and scale operations and drive continued technological innovation.
“We have the ingredients to be successful in Sweden, Poland, and Germany. Now it’s about executing. This is a leadership team that knows how to execute. They each individually have a proven track record in industry and collectively drove a step change in manufacturing performance in Skelleftea over the last year,” says Dan Cook, Lyten CEO and Co-Founder.
Matthias Arleth added, “I am honored to lead Lyten’s Swedish operations at such a pivotal moment. For our teams in Skellefteå, Västerås, and Stockholm, the message from Lyten is clear: Focus. We are focused on producing consistent, high-quality battery cells that meet our EV and Energy Storage customer needs right now. We are focused on ramping one line at a time in Skelleftea behind strong customer demand. At Vasteras, we are focused on delivering our next generation lithium-ion NMC cell and scaling Lyten’s lithium-sulfur batteries.”
Robert Chryc Gawrychowski commented, “We have a world class BESS manufacturing facility here in Poland that we are beginning to bring back online right now. Our mission is very clear. We intend to make Gdansk, Poland a leading hub of energy storage manufacturing in Europe, exporting BESS products to every region of the world. The demand for our products is stronger than ever, and we are actively building the team to execute on this mission.”
Filling these initial executive roles is an important enabling step to restarting operations in Sweden and Poland. As the operations scale up over time, Lyten will require thousands of staff in Europe, creating a need for previous employees and an opportunity for new talent. Lyten will be making further announcements about personnel as appropriate, including progress on the Germany acquisition.
Visit www.lyten.com/northvolt-acquisition/ to learn more about Lyten’s acquisition of Northvolt assets.
For more information please contact:
Media Contact, Sweden:
Ludvig Gauffin
+46 73 892 17 40
lyten@fogelpartners.se
Media Contact, US, International:
Bob Zeitlinger
bzeitlinger@makovsky.com
About Lyten
Lyten is a Silicon Valley based materials innovation and energy storage company focused on commercializing products utilizing Lyten 3D Graphene™, a proprietary supermaterial with applications across energy storage, automotive, construction, aerospace, and defense. Lyten is building production capacity in the U.S. and Europe, with its newly acquired Northvolt assets forming a strategic cornerstone for the company’s European growth and contribution to the clean energy transition.
Lyten was named Fast Company’s #8 Most Innovative Energy Company, named one of The World’s Top Green Technology Companies by Time in 2025, and been named to Silicon Valley Defense Journal’s Top 100 National Security Companies from 2023 – 2025.
More information: www.lyten.com